1079666597 has 4 divisors (see below), whose sum is σ = 1080927276. Its totient is φ = 1078405920.

The previous prime is 1079666591. The next prime is 1079666611. The reversal of 1079666597 is 7956669701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7956669701 = 233 ⋅34148797.

It can be written as a sum of positive squares in 2 ways, for example, as 880546276 + 199120321 = 29674^2 + 14111^2 .

It is a cyclic number.

It is not a de Polignac number, because 1079666597 - 2¹⁴ = 1079650213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1079666591) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 629054 + ... + 630767.

It is an arithmetic number, because the mean of its divisors is an integer number (270231819).

Almost surely, 2^1079666597 is an apocalyptic number.

It is an amenable number.

1079666597 is a deficient number, since it is larger than the sum of its proper divisors (1260679).

1079666597 is an equidigital number, since it uses as much as digits as its factorization.

1079666597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260678.

The product of its (nonzero) digits is 4286520, while the sum is 56.

The square root of 1079666597 is about 32858.2804936594. The cubic root of 1079666597 is about 1025.8799810086.

The spelling of 1079666597 in words is "one billion, seventy-nine million, six hundred sixty-six thousand, five hundred ninety-seven".